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Long Range Cordless Phones - Mobile Satellite VoIP
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Long-Range Cordless Phones (2 Miles) Optimized For Satellite Systems - Photos
Standard Phone Service over Satellite - Designed for Mobile Satellite Systems
VoIP Phone Service from Ground Control is $49.95 per month, per line, and includes 1000 free phone minutes (16.6 hours) each month.
Long Range Cordless Phones for Moible VSAT Systems
Long-Range Cordless Handset Phones - Satellite VoIP
Up to 2 or 5 Mile Range - Plug-And-Play
This solution consists of a DuraFon Pro base station with 4 handset phones on 1RU rackmount shelf, capable of 4 individual phone lines to the PSTN (Public Switched Telephone Network) . Handset range from base station is up to two miles. - Price $4,595

Optional 5 mile range high-gain antenna for $250 is here.
Price: $4,595 USD

For 1, 2, 3, or 4 phone lines
using our VoIP service over our Mobile Satellite Internet connection
DuraFon Pro T-100 Trailer Solution - Includes long-range 5-mile external antenna w/installation - Durafon Pro base station with 4 handset on rackmount 1RU pull out shelf - Price $5,595 Installed

Price: $5,595 USD

For 1, 2, 3, or 4 phone lines
using our VoIP service over our Mobile Satellite Internet connection

These rugged handset phones connect to the public telephone network over our satellite network, and connect up to 2 miles from the base station (or up to 5 miles using the high-gain antenna). Make or receive phone calls from anyone with crystal clarity or communicate with other handsets much like a Walkie-Talkie. This turnkey solution includes four handset phones, all of which may have their own unique phone number, or share a phone number with other phones. All phones may be talking simultaneously over one satellite connection without issue.

1.5 RU Rackmount Pull-Out Shelf Case Includes:
Full Installation into purchased rackmount case solution from Ground Control

► Durafon Pro Base Station - Supports up to 4 phone numbers / lines.
► 2 Cisco ATA VoIP Adapters (that support up to 4 phone lines).
► 4 cordless long-range phone handsets with 4 extra batteries.
► (May have up to 90 handsets with Durafon Pro)
► 4 recharge cradles with extra battery recharge slot.
► 4 extended range 9" whip antennas.
Optional High-Gain 5-Mile Antenna (Standard on T-100 Trailer Installations). $250
Optional 6RU Rackmount Case with shelf (if not purchasing with Toughsat). $295

Works with All Satellite Systems We Offer
This 1.5 RU Rackmount phone solution may be added to any of our mobile satellite rackmount cases such as our Toughsat line of mobile dishes, as well as our fixed satellite systems. These long-range cordless phones are preactivated, and pre-reconfigured with included VoIP equipment and phone service. The are fully operational when shipped, and there is nothing needed to configure other than turning the phones on.

Toughsat Systems - Phone Selection
Toughsat XP Flyaway (left)
Toughsat XP Permanent Mount
Toughsat Flyaway
Toughsat T-100 Trailer
With High-Gain 5-Mile Antenna

Requires No Training - Use Like Any Phone - Local Phone Numbers
Press the "Talk" button on the Durafon Pro handset phone to hear a standard dial tone. Placing a call is as easy as entering the phone number. With the VoIP service from Ground Control, each phone can be issued a local phone number from most any location on the globe. Make and receive calls from anyone. All phones are registered and pre-tested over our satellite network before they ship. When the satellite dish is online, the phones are ready to use.

Phone Service Provided by Ground Control - $49.95 per month per line
Our VoIP phone service is optimized for our satellite network. Make and receive calls just as you would with any phone on any desk. The cost is $49.95 USD per month per phone line and includes 1000 free minutes (16.6 hours) each month, and then $0.04 cents per minute to any in-country phone number. The Durafon solution may have 1, 2, 3 or 4 phone lines. A phone number may be dedicated to 1 handset (up to 4 handsets having their own number).... OR, phones may be "party" configured to share 1 to 4 phone lines, where these numbers will ring all phones at once. A calling handset phone will pick up the first available unused phone line. You may have both "dedicated line" and "party" configurations on a single base station. Here is more information on VoIP Phone Service Over Satellite offered by Ground Control.

DuraFon Base Station
Connect Up To 2 Miles From Base
These phones are the highest powered cordless phones available in North America, extending range up to 2 miles from the base station. The connection penetrates 12 walls or 12 floors (stories), so the base station can be outside while you work inside. Each phone includes an additional 9" whip antenna that helps extend existing range. Antennas are easily swapped with a quick-twist. The optional $250 high-gain base-station antenna extends the range up to 5 miles (picture)

Phone Options  
Press Talk to get dial tone and enter the number you wish to dial. Answer calls by pressing the same "Talk" button. These handsets may also transfer a received call to any other registered handset.
The Broadcast Button when pressed for 2 seconds allows you to speak to all in-range handsets over the speaker phone, much like a Walkie-Talkie or public address system.
Press the 2-Way button, and enter the 2 digit number of any handset phone to establish handset-to-handset calling, even if the base station is turned off.

Long-Range phones are quick and reliable team communication solution in rural or urban locations, & connecting everyone to the public telephone network.

Highly Secure
The DuraFon Pro handset phones utilize Digital Spread Spectrum (DSS) with Frequency Hopping of 100 channels per second over 128 channels to maintain clarity and privacy. In addition, the base unit provides individual handset with one of over 65,000 random security codes to ensure that another system's handset is unable to link to another (non-related) base unit.

Long-Range Distances
The Durafons are the longest range cordless phones available for North America. While range may be slightly affected by environmental conditions, below are some advertised guidelines:
1) 12 floors of building penetration.
2) 250,000 sq. ft. in a warehouse or retail store.
3) 3,000 acres on a farm or ranch.

Long-Range Phone Features:
bullet No user training. Operates like any phone. Optimized for use over our satellite network.
bullet All weather handsets operate up to 2 miles or 12 stories from the base station.
bullet Crystal clear, low-latency communication using Ground Control's VoIP Phone Service.
bullet Base Station supports up to 4 separate phone lines with "local" numbers.
bullet While system includes 4 handsets, up to 90 handsets may be supported on a PRO basestation.
bullet Incoming calls may ring one phone, or a group of phones (admin defined).
bullet Handsets may transfer a call to another handset, or conference in another handset.
bullet Handsets may communicate with each other independent of the base station.
bullet Handsets operate for 50 hours on standby, 6 hours total talking time (4 hour recharge).
bullet Text Messaging, including texting local handsets.
bullet Caller ID, Call Waiting, Call Holding, Call logs, Speed Dial, Call Transfer, Phone book.
bullet Adjustable Ringer, Vibration, Silent mode.
bullet Handset/Cradle pull-out shelf's use 1.5 RU of space.
bullet Additional 9" whip antennas extend range of handset phones.
bullet Belt Clips for handsets with quick-release button.
bullet Many other configurable options if needed. Please read the users manual.

TurnKey - Commissioned - Configured - Tested and Working
Ground Control tests each system to confirm proper operation before it leaves our doors. There is no user operation other than turning the handset phone on. The base station automatically activates when satellite dish is online. There is no training needed for using the phone service.

Industry Uses - Primary and Secondary Communication
Construction work site that needs phone connectivity
Utility Work site. Stay connected during power outages.
First Responders Expanding Interoperability Communication To Any Location
Emergency Staging Areas - Keep all personnel connected.
Media Events - Connect all team members to each other and outside world
Exploratory Expeditions
Minding - Oil & Gas

User Programmable PBX
While we configure the phones to your specifications, you may reconfigure them at any time for a new situation. Phones may have their own phone number, and/or a group of phones may share one or more phone numbers. Please read the User Manual for a complete feature list of PBX integrated functions, or contact for configuration information.

Add Additional Phones
A single Durafon Pro base station can handle up to 90 handsets...and up to 6 base Durafon Pro base stations may be in close proximity to each other without interference. Ground Control can customize a solution to your exact requirement with any number of phones required. The number of shelves that can be placed in a standard vehicle installation is only limited to the available space on your own rack, or we can custom build one or more large cases to hold any number of systems. Please contact Ground Control to create a customized solution.

Flyaway Phone Sidepic
Phone Sidepic many phones
Long Range Phone For Construction
Flyaway In SUV
Case Loads In SUV
Fire Staging Area
Handset icon
Base station facing forward
Rear side of case

  Long-Range Phone Documentation

DuraFon Pro
Users Manual

DuraFon Pro

Purchase Extra DuraFon

Purchase Extra DuraWalkie

Durafon VSAT Case   1.5 RU Rackmount Shelf with phones
Here the 1.5 RU rackmount phone shelf is installed on an 8RU Toughsat Flyaway Rackmount Case. These rackmount cases are on wheels and can be transported in the back of an SUV.
Our standard phone rack consists of 4 handset phones, and from 1, 2, 3 or 4 unique phone lines. Phones may be dedicated to a single phone line, or party share available phone lines with other handsets..
Flyaway On Trailer   T-100 Long Range Phone Antenna
The Toughsat T-100 Trailer is a popular solution to include the long range phones. This solution comes with the 5 mile extended range high-gain antenna.
The T-100 Trailer high-gain antenna extends range to 5 miles (center antenna). We also offer the high-gain antenna for standard vehicle (roof top) mobile VSAT installations as well. more
Durafon Base Station   Handset, Cradle and 9 inch whip antenna
The DuraFon Pro Base station and VoIP ATA that provides the phone service to the Durafon is also mounted on a pull-out shelf. More information of VoIP Phone Service over Satellite.
The DuraFon Pro handset is the most powerful cordless phone in North America. The charging cradle has room to recharge the handset and an extra battery. The included 9" whip antennas extends the range of the handset.
Flyaway_With_Long_Range_Phones   Antenna Bag
The long range phones are easily integrated with the Flyaway case. This is a 6RU rolling rackmount case. The 8 RU case size is default, and 10RU is available to add your equipment.
A zipping bag to holds extra handset batteries and the 9" whip antennas, or anything else that needs to be stored.
24 Phone Handsets   DuraFon Belt Clip
It is possible to use up to 90 phones with each "Pro" base station (note the Pro may support up to 4 individual phone lines). Please contact a Ground Control sales representative if you require more than 8 phones per rackmount case.
The handset belt clips have a quick-release button that keeps the phone from accidentally sliding off the belt clip.
Remote Construction Phone Communication   Emergency Communications Long Range Phones
Construction locations that do not have cellphone service are easily serviced with these handset and our VoIP phone service.
Emergency personnel can communicate with each other, or with any phone number on the planet at any time, such as during a disaster. Public telephone networks cover the interoperability requirement for many agencies.
Long Range Phone In Hand   Long Range Phones for Satellite
Durable, long-range connectivity in any environment.   Easy to operate by anyone.

Long-Range Phone Accessories
DuraFon DuraWalkie Li-Ion Battery
DuraFon/DuraWalkie Li-Ion Battery
(additional or replacement)
These batteries are quite small, but keep the handsets charged for 50 hours on idle, or 6 hours of continuous talking. We always recommend having a 2nd battery for each handset.

DuraFon Handset
Extra DuraFon Pro Handset Phones
DuraFon Pro Handsets are capable of making and receiving calls, or communicating directly with other Pro handsets. The Base Station may connect with up to 90 handsets. The slide out racks can be configured to hold 4 phones (with for cradles) or 8 phones for one pull-out shelf, and one pull-out shelf for 8 charge cradles.

(With Charge Cradle)
DuraWalkie Handsets
DuraWalkies are similar to the DuraFon Pro Handsets, except they are unable to make or receive phone calls. They, like PRO handsets, are able to communicate with ALL handsets directly, independent of the base station.

(With Charge Cradle)
High-Gain Antenna
High-Gain Antenna - 5 Mile Range Extender
Add this High-Gain external antenna to increase the handset range up to 5 miles from the Durafon Pro base station (and also using long 9" whip antennas on handsets). Includes 66' foot antenna cable and mounting hardware. If not mounting on top of a vehicle, we recommend using an antenna tripod stand for the external antenna, which available here from

Price $250 USD
Additional Shelves
Extra Pull-Out Shelf - 4 Handsets - 4 Cradles per Shelf
Order an additional shelf of 4 phone to system. Includes 4 DuraFon Pro handset phones, 4 cradles, wiring harness, and an antenna-battery bag. With the limited space for cradle recharging (when the shelf is pulled out), we do recommend the below 8-handset solution so that 8 phones may charge on one shelf at the same time. Pricing is the identical to this option.

Price $1,816 USD
(4 handsets /cradle shelf)
(8 handsets total)
Extra Pull-Out Shelf - 8 Phones Per Shelf - 8 Cradles per Shelf (Includes 4 Extra Pro handsets)
This solution places 8 phones on one shelf, and 8 charging cradles on another shelf. This design is preferable to having 2 shelves that both have charging cradles since there is limited space above a pulled out shelf. This option only adds 4 handsets to the existing 4 handset phone solution. For adding more phone, please speak with a Ground Control sales representative (Up to 90 handsets may be supported with one Durafon Pro base station).

Price $1,816 USD
(8 phones on one shelf,
8 charging cradles on other)

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